{"id":2222391,"url":"http://patchwork.ozlabs.org/api/1.1/patches/2222391/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-gpio/patch/20260411-waveshare-dsi-touch-v2-18-75cdbeac5156@oss.qualcomm.com/","project":{"id":42,"url":"http://patchwork.ozlabs.org/api/1.1/projects/42/?format=json","name":"Linux GPIO development","link_name":"linux-gpio","list_id":"linux-gpio.vger.kernel.org","list_email":"linux-gpio@vger.kernel.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20260411-waveshare-dsi-touch-v2-18-75cdbeac5156@oss.qualcomm.com>","date":"2026-04-11T12:10:38","name":"[v2,18/21] drm/panel: add devm_drm_panel_add() helper","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"d245d46acda2c71741bb2d2db28d4a3a98b0cc64","submitter":{"id":90483,"url":"http://patchwork.ozlabs.org/api/1.1/people/90483/?format=json","name":"Dmitry Baryshkov","email":"dmitry.baryshkov@oss.qualcomm.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-gpio/patch/20260411-waveshare-dsi-touch-v2-18-75cdbeac5156@oss.qualcomm.com/mbox/","series":[{"id":499552,"url":"http://patchwork.ozlabs.org/api/1.1/series/499552/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-gpio/list/?series=499552","date":"2026-04-11T12:10:21","name":"drm/panel: support Waveshare DSI TOUCH kits","version":2,"mbox":"http://patchwork.ozlabs.org/series/499552/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2222391/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2222391/checks/","tags":{},"headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-gpio@vger.kernel.org"],"Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=qualcomm.com header.i=@qualcomm.com header.a=rsa-sha256\n header.s=qcppdkim1 header.b=Vs9pX17r;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com\n header.a=rsa-sha256 header.s=google header.b=V47bSwwl;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c09:e001:a7::12fc:5321; helo=sto.lore.kernel.org;\n envelope-from=linux-gpio+bounces-35048-incoming=patchwork.ozlabs.org@vger.kernel.org;\n receiver=patchwork.ozlabs.org)","smtp.subspace.kernel.org;\n\tdkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com\n header.b=\"Vs9pX17r\";\n\tdkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com\n header.b=\"V47bSwwl\"","smtp.subspace.kernel.org;\n arc=none smtp.client-ip=205.220.180.131","smtp.subspace.kernel.org;\n dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com","smtp.subspace.kernel.org;\n spf=pass smtp.mailfrom=oss.qualcomm.com"],"Received":["from sto.lore.kernel.org (sto.lore.kernel.org\n [IPv6:2600:3c09:e001:a7::12fc:5321])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4ftCJB5l0qz1y2d\n\tfor ; Sat, 11 Apr 2026 22:13:46 +1000 (AEST)","from smtp.subspace.kernel.org (conduit.subspace.kernel.org\n [100.90.174.1])\n\tby sto.lore.kernel.org (Postfix) with ESMTP id EB1D73034399\n\tfor ; Sat, 11 Apr 2026 12:11:57 +0000 (UTC)","from localhost.localdomain (localhost.localdomain [127.0.0.1])\n\tby smtp.subspace.kernel.org (Postfix) with ESMTP id 39E473603FE;\n\tSat, 11 Apr 2026 12:11:31 +0000 (UTC)","from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com\n [205.220.180.131])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby smtp.subspace.kernel.org (Postfix) with ESMTPS id 5FD4C35C19C\n\tfor ; Sat, 11 Apr 2026 12:11:29 +0000 (UTC)","from pps.filterd (m0279870.ppops.net [127.0.0.1])\n\tby mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id\n 63B43QrH621302\n\tfor ; Sat, 11 Apr 2026 12:11:28 GMT","from mail-qt1-f200.google.com (mail-qt1-f200.google.com\n [209.85.160.200])\n\tby mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4dfexfrncp-1\n\t(version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT)\n\tfor ; Sat, 11 Apr 2026 12:11:28 +0000 (GMT)","by mail-qt1-f200.google.com with SMTP id\n d75a77b69052e-50b4031b86dso77812701cf.0\n for ;\n Sat, 11 Apr 2026 05:11:28 -0700 (PDT)","from umbar.lan\n (2001-14ba-a073-af00-264b-feff-fe8b-be8a.rev.dnainternet.fi.\n [2001:14ba:a073:af00:264b:feff:fe8b:be8a])\n by smtp.gmail.com with ESMTPSA id\n 38308e7fff4ca-38e495b4e73sm11906291fa.41.2026.04.11.05.11.24\n (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n Sat, 11 Apr 2026 05:11:25 -0700 (PDT)"],"ARC-Seal":"i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1775909491; cv=none;\n b=tRHI3ETcKUSIv+VvfI/PotBIKJpDTZpm3jua8COPIBzuXYndygD7S2FF6iGehRbPtDxhrKr4UAAn8JPslWZyFGEcYNMVVWGLJXZEtKEqNxN+OHk/4T/h4Qhz701NxL7GGiQMTRxXEjP/vlRmt2AC/r/bcq11tAcRaeuzMEVoQBY=","ARC-Message-Signature":"i=1; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1775909491; c=relaxed/simple;\n\tbh=rf4el4++6e9jBpjjECUwGqmrfgQoRtn7snVn69MvoWU=;\n\th=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References:\n\t In-Reply-To:To:Cc;\n b=cT3H+lxFI4NVYTypyRVbQ8N94uSCmWDeBH6K8SOhpRxkvww/yP0PToTnfGRd4LcHajkLGVJFIHh1SigJj3oBPRhO5JUqctyGfRIvLvFuuFKLMmiPT2x5kOp7Qi2/JllqWgYrsKjowZjFVAHaN10zod3ub9e0kXny2lBtTEtU15o=","ARC-Authentication-Results":"i=1; smtp.subspace.kernel.org;\n dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com;\n spf=pass smtp.mailfrom=oss.qualcomm.com;\n dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com\n header.b=Vs9pX17r;\n dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com\n header.b=V47bSwwl; arc=none smtp.client-ip=205.220.180.131","DKIM-Signature":["v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h=\n\tcc:content-transfer-encoding:content-type:date:from:in-reply-to\n\t:message-id:mime-version:references:subject:to; s=qcppdkim1; bh=\n\tu/JqaEb+NMid83GHj5mNNQA+ojq3d6qm/84/uWVT8xw=; b=Vs9pX17rEvZCJU/5\n\toR/lUvbWwG3vzUYIVLFj4RIdRazZfdYBaVQCmITh9XgDOzbRzUVvuZtrB8jtqYcy\n\t0CzUo0fACwCigiJSH5UqZ6nnHsWtWlAxNS8/97UN+cDidJ2ljJYwEHa3ZSYKKM+n\n\t1sztsrYOYEKK4en7P0t1ZMwsPyxL4j6bZXnl1dP4BIyhQRgwFSwZs1PrxAP22BUM\n\t+b9clcSAIU7kwKsoOrgok1WUFABxGlI0l8Jf9p/p7YxwntQT9DRbYCxRsjtgOY4U\n\tIblltI34k5Sk3XRnPSxYYY2cINCTVwaAj0SsUIdxA1xLtR4qurOAgiGKiZxZcNHv\n\tX9bOPQ==","v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=oss.qualcomm.com; s=google; t=1775909488; x=1776514288;\n darn=vger.kernel.org;\n h=cc:to:in-reply-to:references:message-id:content-transfer-encoding\n :mime-version:subject:date:from:from:to:cc:subject:date:message-id\n :reply-to;\n bh=u/JqaEb+NMid83GHj5mNNQA+ojq3d6qm/84/uWVT8xw=;\n b=V47bSwwlmal/1g+ndili7Z0kaSKMLbMxtnU/Rb4Csz/823/zCY27gh8uNc46haMK/p\n t47IxFqS7b44XauA0E/2DXh9+CpKZf4mWk5m1roDU4kGj/OFYGZnlVsxunhpoXjBOt5w\n +mwHkTknoYBjbmORSRXOmpsRIo5++IiOVKeUfqTIYSID24mh9Gi1H4h+eAWy4iJCQuLr\n vyk9auU8hzv/MwBJIn4iVdwCyJoWyw/8EomH/cDeJLhOI2Aw54moZu8iv77rCeI/XaNS\n VAnl+QMtTk9QI6fcj5PcUBgcMrOIqXj1N13WAjul033FRGRyVtXcSIcByN+JHx7rjSUb\n QPDQ=="],"X-Google-DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=1e100.net; s=20251104; t=1775909488; x=1776514288;\n h=cc:to:in-reply-to:references:message-id:content-transfer-encoding\n :mime-version:subject:date:from:x-gm-gg:x-gm-message-state:from:to\n :cc:subject:date:message-id:reply-to;\n bh=u/JqaEb+NMid83GHj5mNNQA+ojq3d6qm/84/uWVT8xw=;\n b=A3jhcJ/QAQ+tQgz9hltoc1UV8qeyFl2nLNb76cBLfgRoNgTIR0C5QDcAoOUwCzNJto\n K1dfp2nkz72nSLiXP/Us/1HG3i5guilCl7wL462L/Torgtt/8GJ5hC07mA5bb1/gKf8j\n ZC2sysQJPp8sUA4BSqdN/jHvAlrWe00pWRyTozLHA8fcjTVPIThjSL6jKX51z3W+MQNX\n 0kK3axY9x2dv+Voae5W+Soo+i2hIjatjDXmi1XwrRwKDai9vVTLyCnCtCYddR156PyEj\n 3afpcQkSLHfLKy/Y4VFzo6KKp4qPAexIOLIC01f1f8LAkAWSB1Qbxs/qkdu895KRI9/i\n t3NA==","X-Forwarded-Encrypted":"i=1;\n AJvYcCUseueBV8WT7o2au8ehQdlqQ2KqpKoyhGrGi1OzCgbtdoOBPA2ngVm+3OoM0Wcnpug6ZNLydiyBoUiY@vger.kernel.org","X-Gm-Message-State":"AOJu0Ywb9M4Jtuq0FC80lz3ufspzBEhUkjiLCwqFJYj/qwU0H8KtS4GR\n\t0efmRktg2GTcQkkqmHscRZGWlxCKQVamzdiGyCDdZMwREWrlb5pwz2Q02SMq0c6lyr5xN8MJtxU\n\tI8uawueDprW54JjN8fPLpHRn2GJr8Ii/s6gflolj8Uox47hRkLTGLHblnrS1UIfWk","X-Gm-Gg":"AeBDiesTkVG3HL2QrRcMIOwvv8KVQ9cHePBKcXRXp2UchxMEAiMHTSfKc0ToDnLt4hL\n\tGO5zBreXsZPbEQfIvdf+sUWiBJeT1HqhrZ8/LIVDnurUMMOc8tazoGl83O2TJtZAVCfUIZfBCON\n\toM5Q7P26DyeGKO2uYNS7MhDg/MokIY0V556xAkncjv/SS0Ei9tqxrrqV93Pl6JXZvkJF5KanfET\n\tFblNrvg/kesBYfCBNi1Ki38i3nsgQwXw+4hBbBxxRIbPKILYygjdGBF664WuSK3vmKWVu32bF7n\n\ta7C6vThWYQwkChgJa2X9vykR1iKuZSmm8U9tHwOMoDmlPWLTgas1L5PpJao2TihS7bO4ogu21zc\n\tILs0yn6fL7iF3GGxzTFTQgiQ+pWClKOIm30WAP0gmRlUouAPpGZao9eGlngOA7IRt5sgTixOQNQ\n\tuxmfUhgLbcpq+iLsSr7cpBMc32N2cwDawVDj8=","X-Received":["by 2002:a05:622a:a548:b0:50b:4ccf:135e with SMTP id\n d75a77b69052e-50dd5b7c79fmr77592711cf.31.1775909487819;\n Sat, 11 Apr 2026 05:11:27 -0700 (PDT)","by 2002:a05:622a:a548:b0:50b:4ccf:135e with SMTP id\n d75a77b69052e-50dd5b7c79fmr77592201cf.31.1775909487381;\n Sat, 11 Apr 2026 05:11:27 -0700 (PDT)"],"From":"Dmitry Baryshkov ","Date":"Sat, 11 Apr 2026 15:10:38 +0300","Subject":"[PATCH v2 18/21] drm/panel: add devm_drm_panel_add() helper","Precedence":"bulk","X-Mailing-List":"linux-gpio@vger.kernel.org","List-Id":"","List-Subscribe":"","List-Unsubscribe":"","MIME-Version":"1.0","Content-Type":"text/plain; charset=\"utf-8\"","Content-Transfer-Encoding":"7bit","Message-Id":"<20260411-waveshare-dsi-touch-v2-18-75cdbeac5156@oss.qualcomm.com>","References":"<20260411-waveshare-dsi-touch-v2-0-75cdbeac5156@oss.qualcomm.com>","In-Reply-To":"<20260411-waveshare-dsi-touch-v2-0-75cdbeac5156@oss.qualcomm.com>","To":"Neil Armstrong ,\n Jessica Zhang ,\n David Airlie , Simona Vetter ,\n Maarten Lankhorst ,\n Maxime Ripard ,\n Thomas Zimmermann ,\n Rob Herring ,\n Krzysztof Kozlowski ,\n Conor Dooley ,\n Cong Yang ,\n Ondrej Jirman ,\n Javier Martinez Canillas ,\n Jagan Teki , Liam Girdwood ,\n Mark Brown , Linus Walleij ,\n Bartosz Golaszewski ","Cc":"dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,\n linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org","X-Mailer":"b4 0.15.1","X-Developer-Signature":"v=1; a=openpgp-sha256; l=2089;\n i=dmitry.baryshkov@oss.qualcomm.com; h=from:subject:message-id;\n bh=rf4el4++6e9jBpjjECUwGqmrfgQoRtn7snVn69MvoWU=;\n b=owEBbQGS/pANAwAKAYs8ij4CKSjVAcsmYgBp2jpHm6fYy9faeKzAMPgr6LGW7nVgHcX8hKrg+\n qopFVe49u6JATMEAAEKAB0WIQRMcISVXLJjVvC4lX+LPIo+Aiko1QUCado6RwAKCRCLPIo+Aiko\n 1RooCACTizZflR7WKB6rcWXc9mVqam8f3y7ZEymyQjkmYT0Fq5EoVed/5U/A/eHZbscogqTiZHo\n 31eHxncXOZIKlam+Rv8DV3lvfmC1W0NvHM+NKkJrxtKTV/MF8b0eO2A1uHFp1ys+EDjst6dPB6R\n Ny1kZAL7tOKNTUiHzdl2K954tffQj8KMkM02GaQSYuZ+RKoakeIaPDDg3cOh5gJxi4HdQos4Dtt\n SMUa0tZ7SBIcvkji9Xckd8bWlaMtm1YQE06k7qPvyWJGsK3i/0wBY+Z57Yz9bjKZfXh/hVdUGM0\n iY1IpWo+PdeQ+t27iZqaqWDgaDYRSZKqbP0s9N/dvJIgjK4K","X-Developer-Key":"i=dmitry.baryshkov@oss.qualcomm.com; a=openpgp;\n fpr=8F88381DD5C873E4AE487DA5199BF1243632046A","X-Proofpoint-GUID":"1xBX3LKXAku6MaVEHSKK-vGx1gi2R9tD","X-Authority-Analysis":"v=2.4 cv=OpZ/DS/t c=1 sm=1 tr=0 ts=69da3a70 cx=c_pps\n a=JbAStetqSzwMeJznSMzCyw==:117 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10\n a=A5OVakUREuEA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22\n a=u7WPNUs3qKkmUXheDGA7:22 a=gowsoOTTUOVcmtlkKump:22 a=VwQbUJbxAAAA:8\n a=EUspDBNiAAAA:8 a=VYOP6asi5FRKG1UsDooA:9 a=QEXdDO2ut3YA:10\n a=uxP6HrT_eTzRwkO_Te1X:22","X-Proofpoint-ORIG-GUID":"1xBX3LKXAku6MaVEHSKK-vGx1gi2R9tD","X-Proofpoint-Spam-Details-Enc":"AW1haW4tMjYwNDExMDEwMiBTYWx0ZWRfXxUAlRzauXdgx\n fbHWcdz5knf1nVrmI+3wPMXh4C52qJcb1oegp8rzWfUek4cgxHzmRL6Ty/hnhghkbrsbg1PsjeJ\n ZI7LNeBnt0DTtVgVp8/Go7mcCv7ARJ95dKAAM9sQVQb50JW0albJcTasDAZdRug42AJd56/MIfr\n 0whuXIbnrvhAOTZfOebp2Xi58in0xLr19qODeh+69qJiQbbqbzloEqe4D2slaUNST1lsiH3vL56\n cVi1baD1JbIyt3wfn7KufRXWkgv0VdRlXCQYCr7kvIGMrdi5vTGB2BeYoebigx4PY6jz5adhFC4\n IYVW9ngwxT0YK5qE1abJsKpMLq2qWPZieNWUh7/0KVvr4KbpX3gB2TgsKSv1Dcr9JkmlLZqvCyt\n DO3Amjdz6vViJ/s/B/oPvE7fUVL1gAsiWq41VBNDtDO3l/k/O7qsXywVlUjvxW9jWkK4olttxS4\n GlzbxcCCOjl3a9tpVmg==","X-Proofpoint-Virus-Version":"vendor=baseguard\n engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49\n definitions=2026-04-11_03,2026-04-09_02,2025-10-01_01","X-Proofpoint-Spam-Details":"rule=outbound_notspam policy=outbound score=0\n impostorscore=0 malwarescore=0 spamscore=0 bulkscore=0 priorityscore=1501\n adultscore=0 lowpriorityscore=0 phishscore=0 clxscore=1015 suspectscore=0\n classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0\n reason=mlx scancount=1 engine=8.22.0-2604010000 definitions=main-2604110102"},"content":"Add devm_drm_panel_add(), devres-managed version of drm_panel_add().\nIt's not uncommon for the panel drivers to use devres functions for most\nof the resources. Provide corresponding replacement for drm_panel_add().\n\nReviewed-by: Linus Walleij \nSigned-off-by: Dmitry Baryshkov \n---\n drivers/gpu/drm/drm_panel.c | 23 +++++++++++++++++++++++\n include/drm/drm_panel.h | 1 +\n 2 files changed, 24 insertions(+)","diff":"diff --git a/drivers/gpu/drm/drm_panel.c b/drivers/gpu/drm/drm_panel.c\nindex d1e6598ea3bc..a6029b699b73 100644\n--- a/drivers/gpu/drm/drm_panel.c\n+++ b/drivers/gpu/drm/drm_panel.c\n@@ -101,6 +101,29 @@ void drm_panel_remove(struct drm_panel *panel)\n }\n EXPORT_SYMBOL(drm_panel_remove);\n \n+static void drm_panel_add_release(void *data)\n+{\n+\tdrm_panel_remove(data);\n+}\n+\n+/**\n+ * devm_drm_panel_add - add a panel to the global registry using devres\n+ * @panel: panel to add\n+ *\n+ * Add a panel to the global registry so that it can be looked\n+ * up by display drivers. The panel to be added must have been\n+ * allocated by devm_drm_panel_alloc(). Unlike drm_panel_add() with this\n+ * function there is no need to call drm_panel_remove(), it will be called\n+ * automatically.\n+ */\n+int devm_drm_panel_add(struct device *dev, struct drm_panel *panel)\n+{\n+\tdrm_panel_add(panel);\n+\n+\treturn devm_add_action_or_reset(dev, drm_panel_add_release, panel);\n+}\n+EXPORT_SYMBOL(devm_drm_panel_add);\n+\n /**\n * drm_panel_prepare - power on a panel\n * @panel: DRM panel\ndiff --git a/include/drm/drm_panel.h b/include/drm/drm_panel.h\nindex 2407bfa60236..1fb9148dd095 100644\n--- a/include/drm/drm_panel.h\n+++ b/include/drm/drm_panel.h\n@@ -329,6 +329,7 @@ void drm_panel_put(struct drm_panel *panel);\n \n void drm_panel_add(struct drm_panel *panel);\n void drm_panel_remove(struct drm_panel *panel);\n+int devm_drm_panel_add(struct device *dev, struct drm_panel *panel);\n \n void drm_panel_prepare(struct drm_panel *panel);\n void drm_panel_unprepare(struct drm_panel *panel);\n","prefixes":["v2","18/21"]}